Fix return type of e6502_reset

e6502.c

@@ -917,7 +917,7 @@ int e6502_run(e6502_Core* core,
     return status;
 }
 
-int e6502_reset(e6502_Core* core) {
+void e6502_reset(e6502_Core* core) {
     core->registers.PC = e6502_r16(core, e6502_Reset_Vec);
     core->registers.S -= 3;
     core->registers.P |= (e6502_Status_B | e6502_Status_1);

e6502.h

@@ -98,4 +98,4 @@ int e6502_run(e6502_Core* core,
               int* run,
               int instructions);
 
-int e6502_reset(e6502_Core* core);
+void e6502_reset(e6502_Core* core);